diff options
| -rw-r--r-- | sound/soc/soc-pcm.c | 45 |
1 files changed, 28 insertions, 17 deletions
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index d5f1f653ec9b..46818b3319f6 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -2631,15 +2631,11 @@ open_end: return ret; } -/* create a new pcm */ -int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num) +static int soc_get_playback_capture(struct snd_soc_pcm_runtime *rtd, + int *playback, int *capture) { struct snd_soc_dai *codec_dai; struct snd_soc_dai *cpu_dai; - struct snd_soc_component *component; - struct snd_pcm *pcm; - char new_name[64]; - int ret = 0, playback = 0, capture = 0; int stream; int i; @@ -2655,12 +2651,11 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num) for_each_rtd_cpu_dais(rtd, i, cpu_dai) { if (snd_soc_dai_stream_valid(cpu_dai, stream)) { - playback = 1; + *playback = 1; break; } } - - if (!playback) { + if (!*playback) { dev_err(rtd->card->dev, "No CPU DAIs support playback for stream %s\n", rtd->dai_link->stream_name); @@ -2672,12 +2667,12 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num) for_each_rtd_cpu_dais(rtd, i, cpu_dai) { if (snd_soc_dai_stream_valid(cpu_dai, stream)) { - capture = 1; + *capture = 1; break; } } - if (!capture) { + if (!*capture) { dev_err(rtd->card->dev, "No CPU DAIs support capture for stream %s\n", rtd->dai_link->stream_name); @@ -2704,23 +2699,39 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num) if (snd_soc_dai_stream_valid(codec_dai, SNDRV_PCM_STREAM_PLAYBACK) && snd_soc_dai_stream_valid(cpu_dai, cpu_playback)) - playback = 1; + *playback = 1; if (snd_soc_dai_stream_valid(codec_dai, SNDRV_PCM_STREAM_CAPTURE) && snd_soc_dai_stream_valid(cpu_dai, cpu_capture)) - capture = 1; + *capture = 1; } } if (rtd->dai_link->playback_only) { - playback = 1; - capture = 0; + *playback = 1; + *capture = 0; } if (rtd->dai_link->capture_only) { - playback = 0; - capture = 1; + *playback = 0; + *capture = 1; } + return 0; +} + +/* create a new pcm */ +int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num) +{ + struct snd_soc_component *component; + struct snd_pcm *pcm; + char new_name[64]; + int ret = 0, playback = 0, capture = 0; + int i; + + ret = soc_get_playback_capture(rtd, &playback, &capture); + if (ret < 0) + return ret; + /* create the PCM */ if (rtd->dai_link->params) { snprintf(new_name, sizeof(new_name), "codec2codec(%s)", |